cpp-oop-lab-programs/Program 06 - Factorial Using Function.cpp at main · Divyansh11x/cpp-oop-lab-programs · GitHub

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#include <iostream>
using namespace std;

class Factorial
{
public:
    int fact(int n)
    {
        int f = 1;

        for (int i = 1; i <= n; i++)
            f *= i;

        return f;
    }
};

int main()
{
    Factorial obj;
    int n;

    cout << "Enter Number: ";
    cin >> n;

    cout << "Factorial = " << obj.fact(n);

    return 0;
}